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Add the start of the arm64 machine headers. This is the subset needed to

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start getting userland libraries building.

Reviewed by:	imp
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Andrew Turner 2015-03-23 11:54:56 +00:00
parent d2b384c41a
commit 412042e2ae
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=280364
31 changed files with 3180 additions and 0 deletions
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44
sys/arm64/include/_align.h Normal file
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/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* William Jolitz.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)param.h 5.8 (Berkeley) 6/28/91
* $FreeBSD$
*/
#ifndef _MACHINE__ALIGN_H_
#define _MACHINE__ALIGN_H_
/*
* Round p (pointer or byte index) up to a correctly-aligned value
* for all data types (int, long, ...). The result is unsigned int
* and must be cast to any desired pointer type.
*/
#define _ALIGNBYTES (sizeof(long long) - 1)
#define _ALIGN(p) (((u_long)(p) + _ALIGNBYTES) & ~_ALIGNBYTES)
#endif /* !_MACHINE__ALIGN_H_ */

213
sys/arm64/include/_inttypes.h Normal file
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/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Klaus Klein.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* From: $NetBSD: int_fmtio.h,v 1.4 2008/04/28 20:23:36 martin Exp $
* $FreeBSD$
*/
#ifndef _MACHINE__INTTYPES_H_
#define _MACHINE__INTTYPES_H_
/*
* Macros for format specifiers.
*/
/* fprintf(3) macros for signed integers. */
#define PRId8 "d" /* int8_t */
#define PRId16 "d" /* int16_t */
#define PRId32 "d" /* int32_t */
#define PRId64 "ld" /* int64_t */
#define PRIdLEAST8 "d" /* int_least8_t */
#define PRIdLEAST16 "d" /* int_least16_t */
#define PRIdLEAST32 "d" /* int_least32_t */
#define PRIdLEAST64 "ld" /* int_least64_t */
#define PRIdFAST8 "d" /* int_fast8_t */
#define PRIdFAST16 "d" /* int_fast16_t */
#define PRIdFAST32 "d" /* int_fast32_t */
#define PRIdFAST64 "ld" /* int_fast64_t */
#define PRIdMAX "jd" /* intmax_t */
#define PRIdPTR "ld" /* intptr_t */
#define PRIi8 "i" /* int8_t */
#define PRIi16 "i" /* int16_t */
#define PRIi32 "i" /* int32_t */
#define PRIi64 "li" /* int64_t */
#define PRIiLEAST8 "i" /* int_least8_t */
#define PRIiLEAST16 "i" /* int_least16_t */
#define PRIiLEAST32 "i" /* int_least32_t */
#define PRIiLEAST64 "li" /* int_least64_t */
#define PRIiFAST8 "i" /* int_fast8_t */
#define PRIiFAST16 "i" /* int_fast16_t */
#define PRIiFAST32 "i" /* int_fast32_t */
#define PRIiFAST64 "li" /* int_fast64_t */
#define PRIiMAX "ji" /* intmax_t */
#define PRIiPTR "li" /* intptr_t */
/* fprintf(3) macros for unsigned integers. */
#define PRIo8 "o" /* uint8_t */
#define PRIo16 "o" /* uint16_t */
#define PRIo32 "o" /* uint32_t */
#define PRIo64 "lo" /* uint64_t */
#define PRIoLEAST8 "o" /* uint_least8_t */
#define PRIoLEAST16 "o" /* uint_least16_t */
#define PRIoLEAST32 "o" /* uint_least32_t */
#define PRIoLEAST64 "lo" /* uint_least64_t */
#define PRIoFAST8 "o" /* uint_fast8_t */
#define PRIoFAST16 "o" /* uint_fast16_t */
#define PRIoFAST32 "o" /* uint_fast32_t */
#define PRIoFAST64 "lo" /* uint_fast64_t */
#define PRIoMAX "jo" /* uintmax_t */
#define PRIoPTR "lo" /* uintptr_t */
#define PRIu8 "u" /* uint8_t */
#define PRIu16 "u" /* uint16_t */
#define PRIu32 "u" /* uint32_t */
#define PRIu64 "lu" /* uint64_t */
#define PRIuLEAST8 "u" /* uint_least8_t */
#define PRIuLEAST16 "u" /* uint_least16_t */
#define PRIuLEAST32 "u" /* uint_least32_t */
#define PRIuLEAST64 "lu" /* uint_least64_t */
#define PRIuFAST8 "u" /* uint_fast8_t */
#define PRIuFAST16 "u" /* uint_fast16_t */
#define PRIuFAST32 "u" /* uint_fast32_t */
#define PRIuFAST64 "lu" /* uint_fast64_t */
#define PRIuMAX "ju" /* uintmax_t */
#define PRIuPTR "lu" /* uintptr_t */
#define PRIx8 "x" /* uint8_t */
#define PRIx16 "x" /* uint16_t */
#define PRIx32 "x" /* uint32_t */
#define PRIx64 "lx" /* uint64_t */
#define PRIxLEAST8 "x" /* uint_least8_t */
#define PRIxLEAST16 "x" /* uint_least16_t */
#define PRIxLEAST32 "x" /* uint_least32_t */
#define PRIxLEAST64 "lx" /* uint_least64_t */
#define PRIxFAST8 "x" /* uint_fast8_t */
#define PRIxFAST16 "x" /* uint_fast16_t */
#define PRIxFAST32 "x" /* uint_fast32_t */
#define PRIxFAST64 "lx" /* uint_fast64_t */
#define PRIxMAX "jx" /* uintmax_t */
#define PRIxPTR "lx" /* uintptr_t */
#define PRIX8 "X" /* uint8_t */
#define PRIX16 "X" /* uint16_t */
#define PRIX32 "X" /* uint32_t */
#define PRIX64 "lX" /* uint64_t */
#define PRIXLEAST8 "X" /* uint_least8_t */
#define PRIXLEAST16 "X" /* uint_least16_t */
#define PRIXLEAST32 "X" /* uint_least32_t */
#define PRIXLEAST64 "lX" /* uint_least64_t */
#define PRIXFAST8 "X" /* uint_fast8_t */
#define PRIXFAST16 "X" /* uint_fast16_t */
#define PRIXFAST32 "X" /* uint_fast32_t */
#define PRIXFAST64 "lX" /* uint_fast64_t */
#define PRIXMAX "jX" /* uintmax_t */
#define PRIXPTR "lX" /* uintptr_t */
/* fscanf(3) macros for signed integers. */
#define SCNd8 "hhd" /* int8_t */
#define SCNd16 "hd" /* int16_t */
#define SCNd32 "d" /* int32_t */
#define SCNd64 "ld" /* int64_t */
#define SCNdLEAST8 "hhd" /* int_least8_t */
#define SCNdLEAST16 "hd" /* int_least16_t */
#define SCNdLEAST32 "d" /* int_least32_t */
#define SCNdLEAST64 "ld" /* int_least64_t */
#define SCNdFAST8 "d" /* int_fast8_t */
#define SCNdFAST16 "d" /* int_fast16_t */
#define SCNdFAST32 "d" /* int_fast32_t */
#define SCNdFAST64 "ld" /* int_fast64_t */
#define SCNdMAX "jd" /* intmax_t */
#define SCNdPTR "ld" /* intptr_t */
#define SCNi8 "hhi" /* int8_t */
#define SCNi16 "hi" /* int16_t */
#define SCNi32 "i" /* int32_t */
#define SCNi64 "li" /* int64_t */
#define SCNiLEAST8 "hhi" /* int_least8_t */
#define SCNiLEAST16 "hi" /* int_least16_t */
#define SCNiLEAST32 "i" /* int_least32_t */
#define SCNiLEAST64 "li" /* int_least64_t */
#define SCNiFAST8 "i" /* int_fast8_t */
#define SCNiFAST16 "i" /* int_fast16_t */
#define SCNiFAST32 "i" /* int_fast32_t */
#define SCNiFAST64 "li" /* int_fast64_t */
#define SCNiMAX "ji" /* intmax_t */
#define SCNiPTR "li" /* intptr_t */
/* fscanf(3) macros for unsigned integers. */
#define SCNo8 "hho" /* uint8_t */
#define SCNo16 "ho" /* uint16_t */
#define SCNo32 "o" /* uint32_t */
#define SCNo64 "lo" /* uint64_t */
#define SCNoLEAST8 "hho" /* uint_least8_t */
#define SCNoLEAST16 "ho" /* uint_least16_t */
#define SCNoLEAST32 "o" /* uint_least32_t */
#define SCNoLEAST64 "lo" /* uint_least64_t */
#define SCNoFAST8 "o" /* uint_fast8_t */
#define SCNoFAST16 "o" /* uint_fast16_t */
#define SCNoFAST32 "o" /* uint_fast32_t */
#define SCNoFAST64 "lo" /* uint_fast64_t */
#define SCNoMAX "jo" /* uintmax_t */
#define SCNoPTR "lo" /* uintptr_t */
#define SCNu8 "hhu" /* uint8_t */
#define SCNu16 "hu" /* uint16_t */
#define SCNu32 "u" /* uint32_t */
#define SCNu64 "lu" /* uint64_t */
#define SCNuLEAST8 "hhu" /* uint_least8_t */
#define SCNuLEAST16 "hu" /* uint_least16_t */
#define SCNuLEAST32 "u" /* uint_least32_t */
#define SCNuLEAST64 "lu" /* uint_least64_t */
#define SCNuFAST8 "u" /* uint_fast8_t */
#define SCNuFAST16 "u" /* uint_fast16_t */
#define SCNuFAST32 "u" /* uint_fast32_t */
#define SCNuFAST64 "lu" /* uint_fast64_t */
#define SCNuMAX "ju" /* uintmax_t */
#define SCNuPTR "lu" /* uintptr_t */
#define SCNx8 "hhx" /* uint8_t */
#define SCNx16 "hx" /* uint16_t */
#define SCNx32 "x" /* uint32_t */
#define SCNx64 "lx" /* uint64_t */
#define SCNxLEAST8 "hhx" /* uint_least8_t */
#define SCNxLEAST16 "hx" /* uint_least16_t */
#define SCNxLEAST32 "x" /* uint_least32_t */
#define SCNxLEAST64 "lx" /* uint_least64_t */
#define SCNxFAST8 "x" /* uint_fast8_t */
#define SCNxFAST16 "x" /* uint_fast16_t */
#define SCNxFAST32 "x" /* uint_fast32_t */
#define SCNxFAST64 "lx" /* uint_fast64_t */
#define SCNxMAX "jx" /* uintmax_t */
#define SCNxPTR "lx" /* uintptr_t */
#endif /* !_MACHINE__INTTYPES_H_ */

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sys/arm64/include/_limits.h Normal file
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/*-
* Copyright (c) 1988, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)limits.h 8.3 (Berkeley) 1/4/94
* $FreeBSD$
*/
#ifndef _MACHINE__LIMITS_H_
#define _MACHINE__LIMITS_H_
/*
* According to ANSI (section 2.2.4.2), the values below must be usable by
* #if preprocessing directives. Additionally, the expression must have the
* same type as would an expression that is an object of the corresponding
* type converted according to the integral promotions. The subtraction for
* INT_MIN, etc., is so the value is not unsigned; e.g., 0x80000000 is an
* unsigned int for 32-bit two's complement ANSI compilers (section 3.1.3.2).
*/
#define __CHAR_BIT 8 /* number of bits in a char */
#define __SCHAR_MAX 0x7f /* max value for a signed char */
#define __SCHAR_MIN (-0x7f - 1) /* min value for a signed char */
#define __UCHAR_MAX 0xff /* max value for an unsigned char */
#define __USHRT_MAX 0xffff /* max value for an unsigned short */
#define __SHRT_MAX 0x7fff /* max value for a short */
#define __SHRT_MIN (-0x7fff - 1) /* min value for a short */
#define __UINT_MAX 0xffffffff /* max value for an unsigned int */
#define __INT_MAX 0x7fffffff /* max value for an int */
#define __INT_MIN (-0x7fffffff - 1) /* min value for an int */
#define __ULONG_MAX 0xffffffffffffffffUL /* max for an unsigned long */
#define __LONG_MAX 0x7fffffffffffffffL /* max for a long */
#define __LONG_MIN (-0x7fffffffffffffffL - 1) /* min for a long */
/* Long longs have the same size but not the same type as longs. */
/* max for an unsigned long long */
#define __ULLONG_MAX 0xffffffffffffffffULL
#define __LLONG_MAX 0x7fffffffffffffffLL /* max for a long long */
#define __LLONG_MIN (-0x7fffffffffffffffLL - 1) /* min for a long long */
#define __SSIZE_MAX __LONG_MAX /* max value for a ssize_t */
#define __SIZE_T_MAX __ULONG_MAX /* max value for a size_t */
#define __OFF_MAX __LONG_MAX /* max value for an off_t */
#define __OFF_MIN __LONG_MIN /* min value for an off_t */
/* Quads and longs are the same size. Ensure they stay in sync. */
#define __UQUAD_MAX (__ULONG_MAX) /* max value for a uquad_t */
#define __QUAD_MAX (__LONG_MAX) /* max value for a quad_t */
#define __QUAD_MIN (__LONG_MIN) /* min value for a quad_t */
#define __LONG_BIT 64
#define __WORD_BIT 32
/* Minimum signal stack size. */
#define __MINSIGSTKSZ (1024 * 4)
#endif /* !_MACHINE__LIMITS_H_ */

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sys/arm64/include/_stdint.h Normal file
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/*-
* Copyright (c) 2001, 2002 Mike Barcroft <mike@FreeBSD.org>
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Klaus Klein.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE__STDINT_H_
#define _MACHINE__STDINT_H_
#if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS)
#define INT8_C(c) (c)
#define INT16_C(c) (c)
#define INT32_C(c) (c)
#define INT64_C(c) (c ## L)
#define UINT8_C(c) (c)
#define UINT16_C(c) (c)
#define UINT32_C(c) (c ## U)
#define UINT64_C(c) (c ## UL)
#define INTMAX_C(c) INT64_C(c)
#define UINTMAX_C(c) UINT64_C(c)
#endif /* !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) */
#if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS)
/*
* ISO/IEC 9899:1999
* 7.18.2.1 Limits of exact-width integer types
*/
/* Minimum values of exact-width signed integer types. */
#define INT8_MIN (-0x7f-1)
#define INT16_MIN (-0x7fff-1)
#define INT32_MIN (-0x7fffffff-1)
#define INT64_MIN (-0x7fffffffffffffffL-1)
/* Maximum values of exact-width signed integer types. */
#define INT8_MAX 0x7f
#define INT16_MAX 0x7fff
#define INT32_MAX 0x7fffffff
#define INT64_MAX 0x7fffffffffffffffL
/* Maximum values of exact-width unsigned integer types. */
#define UINT8_MAX 0xff
#define UINT16_MAX 0xffff
#define UINT32_MAX 0xffffffffU
#define UINT64_MAX 0xffffffffffffffffUL
/*
* ISO/IEC 9899:1999
* 7.18.2.2 Limits of minimum-width integer types
*/
/* Minimum values of minimum-width signed integer types. */
#define INT_LEAST8_MIN INT8_MIN
#define INT_LEAST16_MIN INT16_MIN
#define INT_LEAST32_MIN INT32_MIN
#define INT_LEAST64_MIN INT64_MIN
/* Maximum values of minimum-width signed integer types. */
#define INT_LEAST8_MAX INT8_MAX
#define INT_LEAST16_MAX INT16_MAX
#define INT_LEAST32_MAX INT32_MAX
#define INT_LEAST64_MAX INT64_MAX
/* Maximum values of minimum-width unsigned integer types. */
#define UINT_LEAST8_MAX UINT8_MAX
#define UINT_LEAST16_MAX UINT16_MAX
#define UINT_LEAST32_MAX UINT32_MAX
#define UINT_LEAST64_MAX UINT64_MAX
/*
* ISO/IEC 9899:1999
* 7.18.2.3 Limits of fastest minimum-width integer types
*/
/* Minimum values of fastest minimum-width signed integer types. */
#define INT_FAST8_MIN INT32_MIN
#define INT_FAST16_MIN INT32_MIN
#define INT_FAST32_MIN INT32_MIN
#define INT_FAST64_MIN INT64_MIN
/* Maximum values of fastest minimum-width signed integer types. */
#define INT_FAST8_MAX INT32_MAX
#define INT_FAST16_MAX INT32_MAX
#define INT_FAST32_MAX INT32_MAX
#define INT_FAST64_MAX INT64_MAX
/* Maximum values of fastest minimum-width unsigned integer types. */
#define UINT_FAST8_MAX UINT32_MAX
#define UINT_FAST16_MAX UINT32_MAX
#define UINT_FAST32_MAX UINT32_MAX
#define UINT_FAST64_MAX UINT64_MAX
/*
* ISO/IEC 9899:1999
* 7.18.2.4 Limits of integer types capable of holding object pointers
*/
#define INTPTR_MIN INT64_MIN
#define INTPTR_MAX INT64_MAX
#define UINTPTR_MAX UINT64_MAX
/*
* ISO/IEC 9899:1999
* 7.18.2.5 Limits of greatest-width integer types
*/
#define INTMAX_MIN INT64_MIN
#define INTMAX_MAX INT64_MAX
#define UINTMAX_MAX UINT64_MAX
/*
* ISO/IEC 9899:1999
* 7.18.3 Limits of other integer types
*/
/* Limits of ptrdiff_t. */
#define PTRDIFF_MIN INT64_MIN
#define PTRDIFF_MAX INT64_MAX
/* Limits of sig_atomic_t. */
#define SIG_ATOMIC_MIN INT32_MIN
#define SIG_ATOMIC_MAX INT32_MAX
/* Limit of size_t. */
#define SIZE_MAX UINT64_MAX
/* Limits of wint_t. */
#define WINT_MIN INT32_MIN
#define WINT_MAX INT32_MAX
#endif /* !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) */
#endif /* !_MACHINE__STDINT_H_ */

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/*-
* Copyright (c) 2002 Mike Barcroft <mike@FreeBSD.org>
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* From: @(#)ansi.h 8.2 (Berkeley) 1/4/94
* From: @(#)types.h 8.3 (Berkeley) 1/5/94
* $FreeBSD$
*/
#ifndef _MACHINE__TYPES_H_
#define _MACHINE__TYPES_H_
#ifndef _SYS_CDEFS_H_
#error this file needs sys/cdefs.h as a prerequisite
#endif
/*
* Basic types upon which most other types are built.
*/
typedef signed char __int8_t;
typedef unsigned char __uint8_t;
typedef short __int16_t;
typedef unsigned short __uint16_t;
typedef int __int32_t;
typedef unsigned int __uint32_t;
typedef long __int64_t;
typedef unsigned long __uint64_t;
/*
* Standard type definitions.
*/
typedef __int32_t __clock_t; /* clock()... */
typedef __int64_t __critical_t;
typedef double __double_t;
typedef float __float_t;
typedef __int64_t __intfptr_t;
typedef __int64_t __intmax_t;
typedef __int64_t __intptr_t;
typedef __int32_t __int_fast8_t;
typedef __int32_t __int_fast16_t;
typedef __int32_t __int_fast32_t;
typedef __int64_t __int_fast64_t;
typedef __int8_t __int_least8_t;
typedef __int16_t __int_least16_t;
typedef __int32_t __int_least32_t;
typedef __int64_t __int_least64_t;
typedef __int64_t __ptrdiff_t; /* ptr1 - ptr2 */
typedef __int64_t __register_t;
typedef __int64_t __segsz_t; /* segment size (in pages) */
typedef __uint64_t __size_t; /* sizeof() */
typedef __int64_t __ssize_t; /* byte count or error */
typedef __int64_t __time_t; /* time()... */
typedef __uint64_t __uintfptr_t;
typedef __uint64_t __uintmax_t;
typedef __uint64_t __uintptr_t;
typedef __uint32_t __uint_fast8_t;
typedef __uint32_t __uint_fast16_t;
typedef __uint32_t __uint_fast32_t;
typedef __uint64_t __uint_fast64_t;
typedef __uint8_t __uint_least8_t;
typedef __uint16_t __uint_least16_t;
typedef __uint32_t __uint_least32_t;
typedef __uint64_t __uint_least64_t;
typedef __uint64_t __u_register_t;
typedef __uint64_t __vm_offset_t;
typedef __int64_t __vm_ooffset_t;
typedef __uint64_t __vm_paddr_t;
typedef __uint64_t __vm_pindex_t;
typedef __uint64_t __vm_size_t;
typedef unsigned int ___wchar_t;
#define __WCHAR_MIN __UINT_MIN /* min value for a wchar_t */
#define __WCHAR_MAX __UINT_MAX /* max value for a wchar_t */
/*
* Unusual type definitions.
*/
#ifdef __GNUCLIKE_BUILTIN_VARARGS
typedef __builtin_va_list __va_list; /* internally known to gcc */
#else
typedef char * __va_list;
#endif /* __GNUCLIKE_BUILTIN_VARARGS */
#if defined(__GNUCLIKE_BUILTIN_VAALIST) && !defined(__GNUC_VA_LIST) \
&& !defined(__NO_GNUC_VA_LIST)
#define __GNUC_VA_LIST
typedef __va_list __gnuc_va_list; /* compatibility w/GNU headers*/
#endif
#endif /* !_MACHINE__TYPES_H_ */

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/*-
* Copyright (c) 2014 Andrew Turner
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_ASM_H_
#define _MACHINE_ASM_H_
#undef __FBSDID
#if !defined(lint) && !defined(STRIP_FBSDID)
#define __FBSDID(s) .ident s
#else
#define __FBSDID(s) /* nothing */
#endif
#define _C_LABEL(x) x
#define ENTRY(sym) \
.text; .globl sym; .align 2; sym:
#define EENTRY(sym) \
.globl sym; sym:
#define END(sym) .size sym, . - sym
#define EEND(sym)
#define WEAK_REFERENCE(sym, alias) \
.weak alias; \
.set alias,sym
#define UINT64_C(x) (x)
#if defined(PIC)
#define PIC_SYM(x,y) x ## @ ## y
#else
#define PIC_SYM(x,y) x
#endif
/*
* Sets the trap fault handler. The exception handler will return to the
* address in the handler register on a data abort or the xzr register to
* clear the handler. The tmp parameter should be a register able to hold
* the temporary data.
*/
#define SET_FAULT_HANDLER(handler, tmp) \
ldr tmp, [x18, #PC_CURTHREAD]; /* Load curthread */ \
ldr tmp, [tmp, #TD_PCB]; /* Load the pcb */ \
str handler, [tmp, #PCB_ONFAULT] /* Set the handler */
#endif /* _MACHINE_ASM_H_ */

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/*-
* Copyright (c) 2013 Andrew Turner <andrew@freebsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_ATOMIC_H_
#define _MACHINE_ATOMIC_H_
#define isb() __asm __volatile("isb" : : : "memory")
#define dsb() __asm __volatile("dsb sy" : : : "memory")
#define dmb() __asm __volatile("dmb sy" : : : "memory")
#define mb() dmb()
#define wmb() dmb()
#define rmb() dmb()
static __inline void
atomic_add_32(volatile uint32_t *p, uint32_t val)
{
uint32_t tmp;
int res;
__asm __volatile(
"1: ldxr %w0, [%2] \n"
" add %w0, %w0, %w3 \n"
" stxr %w1, %w0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc"
);
}
static __inline void
atomic_clear_32(volatile uint32_t *p, uint32_t val)
{
uint32_t tmp;
int res;
__asm __volatile(
"1: ldxr %w0, [%2] \n"
" bic %w0, %w0, %w3 \n"
" stxr %w1, %w0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc"
);
}
static __inline int
atomic_cmpset_32(volatile uint32_t *p, uint32_t cmpval, uint32_t newval)
{
uint32_t tmp;
int res;
__asm __volatile(
"1: mov %w1, #1 \n"
" ldxr %w0, [%2] \n"
" cmp %w0, %w3 \n"
" b.ne 2f \n"
" stxr %w1, %w4, [%2] \n"
" cbnz %w1, 1b \n"
"2:"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (cmpval), "+r" (newval)
: : "cc"
);
return (!res);
}
static __inline uint32_t
atomic_fetchadd_32(volatile uint32_t *p, uint32_t val)
{
uint32_t tmp, ret;
int res;
__asm __volatile(
"1: ldxr %w4, [%2] \n"
" add %w0, %w4, %w3 \n"
" stxr %w1, %w0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val), "=&r"(ret) : : "cc"
);
return (ret);
}
static __inline uint32_t
atomic_readandclear_32(volatile uint32_t *p)
{
uint32_t tmp, ret;
int res;
__asm __volatile(
" mov %w0, #0 \n"
"1: ldxr %w3, [%2] \n"
" stxr %w1, %w0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "=&r"(ret) : : "cc"
);
return (ret);
}
static __inline void
atomic_set_32(volatile uint32_t *p, uint32_t val)
{
uint32_t tmp;
int res;
__asm __volatile(
"1: ldxr %w0, [%2] \n"
" orr %w0, %w0, %w3 \n"
" stxr %w1, %w0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc"
);
}
static __inline void
atomic_subtract_32(volatile uint32_t *p, uint32_t val)
{
uint32_t tmp;
int res;
__asm __volatile(
"1: ldxr %w0, [%2] \n"
" sub %w0, %w0, %w3 \n"
" stxr %w1, %w0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc"
);
}
#define atomic_add_int atomic_add_32
#define atomic_clear_int atomic_clear_32
#define atomic_cmpset_int atomic_cmpset_32
#define atomic_fetchadd_int atomic_fetchadd_32
#define atomic_readandclear_int atomic_readandclear_32
#define atomic_set_int atomic_set_32
#define atomic_subtract_int atomic_subtract_32
static __inline void
atomic_add_acq_32(volatile uint32_t *p, uint32_t val)
{
uint32_t tmp;
int res;
__asm __volatile(
"1: ldaxr %w0, [%2] \n"
" add %w0, %w0, %w3 \n"
" stlxr %w1, %w0, [%2] \n"
" cbnz %w1, 1b \n"
"2:"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc", "memory"
);
}
static __inline void
atomic_clear_acq_32(volatile uint32_t *p, uint32_t val)
{
uint32_t tmp;
int res;
__asm __volatile(
"1: ldaxr %w0, [%2] \n"
" bic %w0, %w0, %w3 \n"
" stlxr %w1, %w0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc", "memory"
);
}
static __inline int
atomic_cmpset_acq_32(volatile uint32_t *p, uint32_t cmpval, uint32_t newval)
{
uint32_t tmp;
int res;
__asm __volatile(
"1: mov %w1, #1 \n"
" ldaxr %w0, [%2] \n"
" cmp %w0, %w3 \n"
" b.ne 2f \n"
" stlxr %w1, %w4, [%2] \n"
" cbnz %w1, 1b \n"
"2:"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (cmpval), "+r" (newval)
: : "cc", "memory"
);
return (!res);
}
static __inline uint32_t
atomic_load_acq_32(volatile uint32_t *p)
{
uint32_t ret;
ret = *p;
dmb();
return (ret);
}
static __inline void
atomic_set_acq_32(volatile uint32_t *p, uint32_t val)
{
uint32_t tmp;
int res;
__asm __volatile(
"1: ldaxr %w0, [%2] \n"
" orr %w0, %w0, %w3 \n"
" stlxr %w1, %w0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc", "memory"
);
}
static __inline void
atomic_subtract_acq_32(volatile uint32_t *p, uint32_t val)
{
uint32_t tmp;
int res;
__asm __volatile(
"1: ldaxr %w0, [%2] \n"
" sub %w0, %w0, %w3 \n"
" stlxr %w1, %w0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc", "memory"
);
}
static __inline void
atomic_store_rel_32(volatile uint32_t *p, uint32_t val)
{
dmb();
*p = val;
}
#define atomic_add_acq_int atomic_add_acq_32
#define atomic_clear_acq_int atomic_add_acq_32
#define atomic_cmpset_acq_int atomic_cmpset_acq_32
#define atomic_load_acq_int atomic_load_acq_32
#define atomic_set_acq_int atomic_set_acq_32
#define atomic_subtract_acq_int atomic_subtract_acq_32
/* The atomic functions currently are both acq and rel, we should fix this. */
#define atomic_add_rel_32 atomic_add_acq_32
#define atomic_clear_rel_32 atomic_add_acq_32
#define atomic_cmpset_rel_32 atomic_cmpset_acq_32
#define atomic_set_rel_32 atomic_set_acq_32
#define atomic_subtract_rel_32 atomic_subtract_acq_32
#define atomic_add_rel_int atomic_add_rel_32
#define atomic_clear_rel_int atomic_add_rel_32
#define atomic_cmpset_rel_int atomic_cmpset_rel_32
#define atomic_set_rel_int atomic_set_rel_32
#define atomic_subtract_rel_int atomic_subtract_rel_32
#define atomic_store_rel_int atomic_store_rel_32
static __inline void
atomic_add_64(volatile uint64_t *p, uint64_t val)
{
uint64_t tmp;
int res;
__asm __volatile(
"1: ldxr %0, [%2] \n"
" add %0, %0, %3 \n"
" stxr %w1, %0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r" (tmp), "=&r" (res), "+r" (p), "+r" (val) : : "cc"
);
}
static __inline void
atomic_clear_64(volatile uint64_t *p, uint64_t val)
{
uint64_t tmp;
int res;
__asm __volatile(
"1: ldxr %0, [%2] \n"
" bic %0, %0, %3 \n"
" stxr %w1, %0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc"
);
}
static __inline int
atomic_cmpset_64(volatile uint64_t *p, uint64_t cmpval, uint64_t newval)
{
uint64_t tmp;
int res;
__asm __volatile(
"1: mov %w1, #1 \n"
" ldxr %0, [%2] \n"
" cmp %0, %3 \n"
" b.ne 2f \n"
" stxr %w1, %4, [%2] \n"
" cbnz %w1, 1b \n"
"2:"
: "=&r" (tmp), "=&r"(res), "+r" (p), "+r" (cmpval), "+r" (newval)
: : "cc", "memory"
);
return (!res);
}
static __inline uint64_t
atomic_fetchadd_64(volatile uint64_t *p, uint64_t val)
{
uint64_t tmp, ret;
int res;
__asm __volatile(
"1: ldxr %4, [%2] \n"
" add %0, %4, %3 \n"
" stxr %w1, %0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val), "=&r"(ret) : : "cc"
);
return (ret);
}
static __inline uint64_t
atomic_readandclear_64(volatile uint64_t *p)
{
uint64_t tmp, ret;
int res;
__asm __volatile(
" mov %0, #0 \n"
"1: ldxr %3, [%2] \n"
" stxr %w1, %0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "=&r"(ret) : : "cc"
);
return (ret);
}
static __inline void
atomic_set_64(volatile uint64_t *p, uint64_t val)
{
uint64_t tmp;
int res;
__asm __volatile(
"1: ldxr %0, [%2] \n"
" orr %0, %0, %3 \n"
" stxr %w1, %0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc"
);
}
static __inline void
atomic_subtract_64(volatile uint64_t *p, uint64_t val)
{
uint64_t tmp;
int res;
__asm __volatile(
"1: ldxr %0, [%2] \n"
" sub %0, %0, %3 \n"
" stxr %w1, %0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc"
);
}
static __inline uint64_t
atomic_swap_64(volatile uint64_t *p, uint64_t val)
{
uint64_t old;
int res;
__asm __volatile(
"1: ldxr %0, [%2] \n"
" stxr %w1, %3, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(old), "=&r"(res), "+r" (p), "+r" (val) : : "cc", "memory"
);
return (old);
}
#define atomic_add_long atomic_add_64
#define atomic_clear_long atomic_clear_64
#define atomic_cmpset_long atomic_cmpset_64
#define atomic_fetchadd_long atomic_fetchadd_64
#define atomic_readandclear_long atomic_readandclear_64
#define atomic_set_long atomic_set_64
#define atomic_subtract_long atomic_subtract_64
#define atomic_add_ptr atomic_add_64
#define atomic_clear_ptr atomic_clear_64
#define atomic_cmpset_ptr atomic_cmpset_64
#define atomic_fetchadd_ptr atomic_fetchadd_64
#define atomic_readandclear_ptr atomic_readandclear_64
#define atomic_set_ptr atomic_set_64
#define atomic_subtract_ptr atomic_subtract_64
static __inline void
atomic_add_acq_64(volatile uint64_t *p, uint64_t val)
{
uint64_t tmp;
int res;
__asm __volatile(
"1: ldaxr %0, [%2] \n"
" add %0, %0, %3 \n"
" stlxr %w1, %0, [%2] \n"
" cbnz %w1, 1b \n"
"2:"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc", "memory"
);
}
static __inline void
atomic_clear_acq_64(volatile uint64_t *p, uint64_t val)
{
uint64_t tmp;
int res;
__asm __volatile(
"1: ldaxr %0, [%2] \n"
" bic %0, %0, %3 \n"
" stlxr %w1, %0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc", "memory"
);
}
static __inline int
atomic_cmpset_acq_64(volatile uint64_t *p, uint64_t cmpval, uint64_t newval)
{
uint64_t tmp;
int res;
__asm __volatile(
"1: mov %w1, #1 \n"
" ldaxr %0, [%2] \n"
" cmp %0, %3 \n"
" b.ne 2f \n"
" stlxr %w1, %4, [%2] \n"
" cbnz %w1, 1b \n"
"2:"
: "=&r" (tmp), "=&r" (res), "+r" (p), "+r" (cmpval), "+r" (newval)
: : "cc", "memory"
);
return (!res);
}
static __inline uint64_t
atomic_load_acq_64(volatile uint64_t *p)
{
uint64_t ret;
ret = *p;
dmb();
return (ret);
}
static __inline void
atomic_set_acq_64(volatile uint64_t *p, uint64_t val)
{
uint64_t tmp;
int res;
__asm __volatile(
"1: ldaxr %0, [%2] \n"
" orr %0, %0, %3 \n"
" stlxr %w1, %0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc", "memory"
);
}
static __inline void
atomic_subtract_acq_64(volatile uint64_t *p, uint64_t val)
{
uint64_t tmp;
int res;
__asm __volatile(
"1: ldaxr %0, [%2] \n"
" sub %0, %0, %3 \n"
" stlxr %w1, %0, [%2] \n"
" cbnz %w1, 1b \n"
: "=&r"(tmp), "=&r"(res), "+r" (p), "+r" (val) : : "cc", "memory"
);
}
static __inline void
atomic_store_rel_64(volatile uint64_t *p, uint64_t val)
{
dmb();
*p = val;
}
#define atomic_add_acq_long atomic_add_acq_64
#define atomic_clear_acq_long atomic_add_acq_64
#define atomic_cmpset_acq_long atomic_cmpset_acq_64
#define atomic_load_acq_long atomic_load_acq_64
#define atomic_set_acq_long atomic_set_acq_64
#define atomic_subtract_acq_long atomic_subtract_acq_64
#define atomic_add_acq_ptr atomic_add_acq_64
#define atomic_clear_acq_ptr atomic_add_acq_64
#define atomic_cmpset_acq_ptr atomic_cmpset_acq_64
#define atomic_load_acq_ptr atomic_load_acq_64
#define atomic_set_acq_ptr atomic_set_acq_64
#define atomic_subtract_acq_ptr atomic_subtract_acq_64
/*
* TODO: The atomic functions currently are both acq and rel, we should fix
* this.
*/
#define atomic_add_rel_64 atomic_add_acq_64
#define atomic_clear_rel_64 atomic_add_acq_64
#define atomic_cmpset_rel_64 atomic_cmpset_acq_64
#define atomic_set_rel_64 atomic_set_acq_64
#define atomic_subtract_rel_64 atomic_subtract_acq_64
#define atomic_add_rel_long atomic_add_rel_64
#define atomic_clear_rel_long atomic_add_rel_64
#define atomic_cmpset_rel_long atomic_cmpset_rel_64
#define atomic_set_rel_long atomic_set_rel_64
#define atomic_subtract_rel_long atomic_subtract_rel_64
#define atomic_store_rel_long atomic_store_rel_64
#define atomic_add_rel_ptr atomic_add_rel_64
#define atomic_clear_rel_ptr atomic_add_rel_64
#define atomic_cmpset_rel_ptr atomic_cmpset_rel_64
#define atomic_set_rel_ptr atomic_set_rel_64
#define atomic_subtract_rel_ptr atomic_subtract_rel_64
#define atomic_store_rel_ptr atomic_store_rel_64
#endif /* _MACHINE_ATOMIC_H_ */

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/*-
* Copyright (c) 1990 The Regents of the University of California.
* Copyright (c) 2014 The FreeBSD Foundation
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* William Jolitz.
*
* Portions of this software were developed by Andrew Turner
* under sponsorship from the FreeBSD Foundation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)cpu.h 5.4 (Berkeley) 5/9/91
* from: FreeBSD: src/sys/i386/include/cpu.h,v 1.62 2001/06/29
* $FreeBSD$
*/
#ifndef _MACHINE_CPU_H_
#define _MACHINE_CPU_H_
#include <machine/atomic.h>
#include <machine/frame.h>
#define TRAPF_PC(tfp) ((tfp)->tf_lr)
#define TRAPF_USERMODE(tfp) (((tfp)->tf_elr & (1ul << 63)) == 0)
#define cpu_getstack(td) ((td)->td_frame->tf_sp)
#define cpu_setstack(td, sp) ((td)->td_frame->tf_sp = (sp))
#define cpu_spinwait() /* nothing */
/* Extract CPU affinity levels 0-3 */
#define CPU_AFF0(mpidr) (u_int)(((mpidr) >> 0) & 0xff)
#define CPU_AFF1(mpidr) (u_int)(((mpidr) >> 8) & 0xff)
#define CPU_AFF2(mpidr) (u_int)(((mpidr) >> 16) & 0xff)
#define CPU_AFF3(mpidr) (u_int)(((mpidr) >> 32) & 0xff)
#define CPU_AFF_MASK 0xff00ffffffUL /* Mask affinity fields in MPIDR_EL1 */
#ifdef _KERNEL
extern char btext[];
extern char etext[];
extern uint64_t __cpu_affinity[];
void cpu_halt(void) __dead2;
void cpu_reset(void) __dead2;
void fork_trampoline(void);
void identify_cpu(void);
void swi_vm(void *v);
#define CPU_AFFINITY(cpu) __cpu_affinity[(cpu)]
static __inline uint64_t
get_cyclecount(void)
{
/* TODO: This is bogus */
return (1);
}
#define ADDRESS_TRANSLATE_FUNC(stage) \
static inline uint64_t \
arm64_address_translate_ ##stage (uint64_t addr) \
{ \
uint64_t ret; \
\
__asm __volatile( \
"at " __STRING(stage) ", %1 \n" \
"mrs %0, par_el1" : "=r"(ret) : "r"(addr)); \
\
return (ret); \
}
ADDRESS_TRANSLATE_FUNC(s1e0r)
ADDRESS_TRANSLATE_FUNC(s1e0w)
ADDRESS_TRANSLATE_FUNC(s1e1r)
ADDRESS_TRANSLATE_FUNC(s1e1w)
#endif
#endif /* !_MACHINE_CPU_H_ */

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/*-
* Copyright (c) 2014 Andrew Turner
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_CPUFUNC_H_
#define _MACHINE_CPUFUNC_H_
#ifdef _KERNEL
#include <machine/armreg.h>
static __inline void
breakpoint(void)
{
__asm("brk #0");
}
static __inline register_t
dbg_disable(void)
{
uint32_t ret;
__asm __volatile(
"mrs %x0, daif \n"
"msr daifset, #8 \n"
: "=&r" (ret));
return (ret);
}
static __inline void
dbg_enable(void)
{
__asm __volatile("msr daifclr, #8");
}
static __inline register_t
intr_disable(void)
{
/* DAIF is a 32-bit register */
uint32_t ret;
__asm __volatile(
"mrs %x0, daif \n"
"msr daifset, #2 \n"
: "=&r" (ret));
return (ret);
}
static __inline void
intr_restore(register_t s)
{
WRITE_SPECIALREG(daif, s);
}
static __inline void
intr_enable(void)
{
__asm __volatile("msr daifclr, #2");
}
static __inline register_t
get_midr(void)
{
uint64_t midr;
midr = READ_SPECIALREG(midr_el1);
return (midr);
}
static __inline register_t
get_mpidr(void)
{
uint64_t mpidr;
mpidr = READ_SPECIALREG(mpidr_el1);
return (mpidr);
}
#define cpu_nullop() arm64_nullop()
#define cpu_setttb(a) arm64_setttb(a)
#define cpu_tlb_flushID() arm64_tlb_flushID()
#define cpu_tlb_flushID_SE(e) arm64_tlb_flushID_SE(e)
#define cpu_dcache_wbinv_range(a, s) arm64_dcache_wbinv_range((a), (s))
#define cpu_dcache_inv_range(a, s) arm64_dcache_inv_range((a), (s))
#define cpu_dcache_wb_range(a, s) arm64_dcache_wb_range((a), (s))
#define cpu_idcache_wbinv_range(a, s) arm64_idcache_wbinv_range((a), (s))
#define cpu_icache_sync_range(a, s) arm64_icache_sync_range((a), (s))
void arm64_nullop(void);
void arm64_setttb(vm_offset_t);
void arm64_tlb_flushID(void);
void arm64_tlb_flushID_SE(vm_offset_t);
void arm64_icache_sync_range(vm_offset_t, vm_size_t);
void arm64_idcache_wbinv_range(vm_offset_t, vm_size_t);
void arm64_dcache_wbinv_range(vm_offset_t, vm_size_t);
void arm64_dcache_inv_range(vm_offset_t, vm_size_t);
void arm64_dcache_wb_range(vm_offset_t, vm_size_t);
#endif /* _KERNEL */
#endif /* _MACHINE_CPUFUNC_H_ */

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/*-
* Copyright (c) 1996-1997 John D. Polstra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_ELF_H_
#define _MACHINE_ELF_H_
/*
* ELF definitions for the AArch64 architecture.
*/
#include <sys/elf32.h> /* Definitions common to all 32 bit architectures. */
#include <sys/elf64.h> /* Definitions common to all 64 bit architectures. */
#define __ELF_WORD_SIZE 64 /* Used by <sys/elf_generic.h> */
#include <sys/elf_generic.h>
/*
* Auxiliary vector entries for passing information to the interpreter.
*/
typedef struct { /* Auxiliary vector entry on initial stack */
int a_type; /* Entry type. */
union {
int a_val; /* Integer value. */
} a_un;
} Elf32_Auxinfo;
typedef struct { /* Auxiliary vector entry on initial stack */
long a_type; /* Entry type. */
union {
long a_val; /* Integer value. */
void *a_ptr; /* Address. */
void (*a_fcn)(void); /* Function pointer (not used). */
} a_un;
} Elf64_Auxinfo;
__ElfType(Auxinfo);
#define ELF_ARCH EM_AARCH64
#define ELF_MACHINE_OK(x) ((x) == (ELF_ARCH))
/* Values for a_type. */
#define AT_NULL 0 /* Terminates the vector. */
#define AT_IGNORE 1 /* Ignored entry. */
#define AT_EXECFD 2 /* File descriptor of program to load. */
#define AT_PHDR 3 /* Program header of program already loaded. */
#define AT_PHENT 4 /* Size of each program header entry. */
#define AT_PHNUM 5 /* Number of program header entries. */
#define AT_PAGESZ 6 /* Page size in bytes. */
#define AT_BASE 7 /* Interpreter's base address. */
#define AT_FLAGS 8 /* Flags (unused). */
#define AT_ENTRY 9 /* Where interpreter should transfer control. */
#define AT_NOTELF 10 /* Program is not ELF ?? */
#define AT_UID 11 /* Real uid. */
#define AT_EUID 12 /* Effective uid. */
#define AT_GID 13 /* Real gid. */
#define AT_EGID 14 /* Effective gid. */
#define AT_EXECPATH 15 /* Path to the executable. */
#define AT_CANARY 16 /* Canary for SSP */
#define AT_CANARYLEN 17 /* Length of the canary. */
#define AT_OSRELDATE 18 /* OSRELDATE. */
#define AT_NCPUS 19 /* Number of CPUs. */
#define AT_PAGESIZES 20 /* Pagesizes. */
#define AT_PAGESIZESLEN 21 /* Number of pagesizes. */
#define AT_TIMEKEEP 22 /* Pointer to timehands. */
#define AT_STACKPROT 23 /* Initial stack protection. */
#define AT_COUNT 24 /* Count of defined aux entry types. */
/* Define "machine" characteristics */
#define ELF_TARG_CLASS ELFCLASS64
#define ELF_TARG_DATA ELFDATA2LSB
#define ELF_TARG_MACH EM_AARCH64
#define ELF_TARG_VER 1
#define ET_DYN_LOAD_ADDR 0x100000
#endif /* !_MACHINE_ELF_H_ */

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/*-
* Copyright (c) 2001 David E. O'Brien
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)endian.h 8.1 (Berkeley) 6/10/93
* $NetBSD: endian.h,v 1.7 1999/08/21 05:53:51 simonb Exp $
* $FreeBSD$
*/
#ifndef _MACHINE_ENDIAN_H_
#define _MACHINE_ENDIAN_H_
#include <sys/_types.h>
/*
* Definitions for byte order, according to byte significance from low
* address to high.
*/
#define _LITTLE_ENDIAN 1234 /* LSB first: i386, vax */
#define _BIG_ENDIAN 4321 /* MSB first: 68000, ibm, net */
#define _PDP_ENDIAN 3412 /* LSB first in word, MSW first in long */
#define _BYTE_ORDER _LITTLE_ENDIAN
#if __BSD_VISIBLE
#define LITTLE_ENDIAN _LITTLE_ENDIAN
#define BIG_ENDIAN _BIG_ENDIAN
#define PDP_ENDIAN _PDP_ENDIAN
#define BYTE_ORDER _BYTE_ORDER
#endif
#define _QUAD_HIGHWORD 1
#define _QUAD_LOWWORD 0
#define __ntohl(x) (__bswap32(x))
#define __ntohs(x) (__bswap16(x))
#define __htonl(x) (__bswap32(x))
#define __htons(x) (__bswap16(x))
static __inline __uint64_t
__bswap64(__uint64_t x)
{
__uint64_t ret;
__asm __volatile("rev %0, %1\n"
: "=&r" (ret), "+r" (x));
return (ret);
}
static __inline __uint32_t
__bswap32_var(__uint32_t v)
{
__uint32_t ret;
__asm __volatile("rev32 %x0, %x1\n"
: "=&r" (ret), "+r" (v));
return (ret);
}
static __inline __uint16_t
__bswap16_var(__uint16_t v)
{
__uint32_t ret;
__asm __volatile("rev16 %w0, %w1\n"
: "=&r" (ret), "+r" (v));
return ((__uint16_t)ret);
}
#ifdef __OPTIMIZE__
#define __bswap32_constant(x) \
((((x) & 0xff000000U) >> 24) | \
(((x) & 0x00ff0000U) >> 8) | \
(((x) & 0x0000ff00U) << 8) | \
(((x) & 0x000000ffU) << 24))
#define __bswap16_constant(x) \
((((x) & 0xff00) >> 8) | \
(((x) & 0x00ff) << 8))
#define __bswap16(x) \
((__uint16_t)(__builtin_constant_p(x) ? \
__bswap16_constant(x) : \
__bswap16_var(x)))
#define __bswap32(x) \
((__uint32_t)(__builtin_constant_p(x) ? \
__bswap32_constant(x) : \
__bswap32_var(x)))
#else
#define __bswap16(x) __bswap16_var(x)
#define __bswap32(x) __bswap32_var(x)
#endif /* __OPTIMIZE__ */
#endif /* !_MACHINE_ENDIAN_H_ */

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/* $FreeBSD$ */

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/*-
* Copyright (c) 1989 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)float.h 7.1 (Berkeley) 5/8/90
* $FreeBSD$
*/
#ifndef _MACHINE_FLOAT_H_
#define _MACHINE_FLOAT_H_
#include <sys/cdefs.h>
__BEGIN_DECLS
extern int __flt_rounds(void);
__END_DECLS
#define FLT_RADIX 2 /* b */
#define FLT_ROUNDS __flt_rounds()
#if __ISO_C_VISIBLE >= 1999
#define FLT_EVAL_METHOD 0
#define DECIMAL_DIG 17 /* max precision in decimal digits */
#endif
#define FLT_MANT_DIG 24 /* p */
#define FLT_EPSILON 1.19209290E-07F /* b**(1-p) */
#define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */
#define FLT_MIN_EXP (-125) /* emin */
#define FLT_MIN 1.17549435E-38F /* b**(emin-1) */
#define FLT_MIN_10_EXP (-37) /* ceil(log10(b**(emin-1))) */
#define FLT_MAX_EXP 128 /* emax */
#define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */
#define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */
#if __ISO_C_VISIBLE >= 2011
#define FLT_TRUE_MIN 1.40129846E-45F /* b**(emin-p) */
#define FLT_DECIMAL_DIG 9 /* ceil(1+p*log10(b)) */
#define FLT_HAS_SUBNORM 1
#endif /* __ISO_C_VISIBLE >= 2011 */
#define DBL_MANT_DIG 53
#define DBL_EPSILON 2.2204460492503131E-16
#define DBL_DIG 15
#define DBL_MIN_EXP (-1021)
#define DBL_MIN 2.2250738585072014E-308
#define DBL_MIN_10_EXP (-307)
#define DBL_MAX_EXP 1024
#define DBL_MAX 1.7976931348623157E+308
#define DBL_MAX_10_EXP 308
#if __ISO_C_VISIBLE >= 2011
#define DBL_TRUE_MIN 4.9406564584124654E-324
#define DBL_DECIMAL_DIG 17
#define DBL_HAS_SUBNORM 1
#endif /* __ISO_C_VISIBLE >= 2011 */
#define LDBL_MANT_DIG 113
#define LDBL_EPSILON 1.925929944387235853055977942584927319E-34L
#define LDBL_DIG 33
#define LDBL_MIN_EXP (-16381)
#define LDBL_MIN 3.362103143112093506262677817321752603E-4932L
#define LDBL_MIN_10_EXP (-4931)
#define LDBL_MAX_EXP (+16384)
#define LDBL_MAX 1.189731495357231765085759326628007016E+4932L
#define LDBL_MAX_10_EXP (+4932)
#if __ISO_C_VISIBLE >= 2011
#define LDBL_TRUE_MIN 6.475175119438025110924438958227646552E-4966L
#define LDBL_DECIMAL_DIG 36
#define LDBL_HAS_SUBNORM 1
#endif /* __ISO_C_VISIBLE >= 2011 */
#endif /* _MACHINE_FLOAT_H_ */

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/*-
* Based on sys/sparc64/include/ieeefp.h
* Public domain.
* $FreeBSD$
*/
#ifndef _MACHINE_IEEEFP_H_
#define _MACHINE_IEEEFP_H_
/* Deprecated FPU control interface */
/* FP exception codes */
#define FP_EXCEPT_INV 0
#define FP_EXCEPT_DZ 1
#define FP_EXCEPT_OFL 2
#define FP_EXCEPT_UFL 3
#define FP_EXCEPT_IMP 4
#define FP_EXCEPT_DNML 7
typedef int fp_except_t;
#define FP_X_INV (1 << FP_EXCEPT_INV) /* invalid operation exception */
#define FP_X_DZ (1 << FP_EXCEPT_DZ) /* divide-by-zero exception */
#define FP_X_OFL (1 << FP_EXCEPT_OFL) /* overflow exception */
#define FP_X_UFL (1 << FP_EXCEPT_UFL) /* underflow exception */
#define FP_X_IMP (1 << FP_EXCEPT_IMP) /* imprecise (loss of precision) */
#define FP_X_DNML (1 << FP_EXCEPT_DNML) /* denormal exception */
typedef enum {
FP_RN = (0 << 22), /* round to nearest representable number */
FP_RP = (1 << 22), /* round toward positive infinity */
FP_RM = (2 << 22), /* round toward negative infinity */
FP_RZ = (3 << 22) /* round to zero (truncate) */
} fp_rnd_t;
__BEGIN_DECLS
extern fp_rnd_t fpgetround(void);
extern fp_rnd_t fpsetround(fp_rnd_t);
extern fp_except_t fpgetmask(void);
extern fp_except_t fpsetmask(fp_except_t);
__END_DECLS
#endif /* _MACHINE_IEEEFP_H_ */

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/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* William Jolitz.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)param.h 5.8 (Berkeley) 6/28/91
* $FreeBSD$
*/
#ifndef _MACHINE_PARAM_H_
#define _MACHINE_PARAM_H_
/*
* Machine dependent constants for arm64.
*/
#include <machine/_align.h>
#define STACKALIGNBYTES (16 - 1)
#define STACKALIGN(p) ((uint64_t)(p) & ~STACKALIGNBYTES)
#ifndef MACHINE
#define MACHINE "arm64"
#endif
#ifndef MACHINE_ARCH
#define MACHINE_ARCH "aarch64"
#endif
#if defined(SMP) || defined(KLD_MODULE)
#ifndef MAXCPU
#define MAXCPU 2
#endif
#else
#define MAXCPU 1
#endif /* SMP || KLD_MODULE */
#ifndef MAXMEMDOM
#define MAXMEMDOM 1
#endif
#define ALIGNBYTES _ALIGNBYTES
#define ALIGN(p) _ALIGN(p)
/*
* ALIGNED_POINTER is a boolean macro that checks whether an address
* is valid to fetch data elements of type t from on this architecture.
* This does not reflect the optimal alignment, just the possibility
* (within reasonable limits).
*/
#define ALIGNED_POINTER(p, t) ((((u_long)(p)) & (sizeof(t) - 1)) == 0)
/*
* CACHE_LINE_SIZE is the compile-time maximum cache line size for an
* architecture. It should be used with appropriate caution.
*/
#define CACHE_LINE_SHIFT 6
#define CACHE_LINE_SIZE (1 << CACHE_LINE_SHIFT)
#define PAGE_SHIFT 12
#define PAGE_SIZE (1 << PAGE_SHIFT) /* Page size */
#define PAGE_MASK (PAGE_SIZE - 1)
#define PAGE_SHIFT_64K 16
#define PAGE_SIZE_64K (1 << PAGE_SHIFT_64K)
#define PAGE_MASK_64K (PAGE_SIZE_64K - 1)
#define MAXPAGESIZES 1 /* maximum number of supported page sizes */
#ifndef KSTACK_PAGES
#define KSTACK_PAGES 4 /* pages of kernel stack (with pcb) */
#endif
#define KSTACK_GUARD_PAGES 1 /* pages of kstack guard; 0 disables */
#define PCPU_PAGES 1
/*
* Ceiling on size of buffer cache (really only effects write queueing,
* the VM page cache is not effected), can be changed via
* the kern.maxbcache /boot/loader.conf variable.
*/
#ifndef VM_BCACHE_SIZE_MAX
#define VM_BCACHE_SIZE_MAX (400 * 1024 * 1024)
#endif
/*
* Mach derived conversion macros
*/
#define round_page(x) (((unsigned long)(x) + PAGE_MASK) & ~PAGE_MASK)
#define trunc_page(x) ((unsigned long)(x) & ~PAGE_MASK)
#define atop(x) ((unsigned long)(x) >> PAGE_SHIFT)
#define ptoa(x) ((unsigned long)(x) << PAGE_SHIFT)
#define arm64_btop(x) ((unsigned long)(x) >> PAGE_SHIFT)
#define arm64_ptob(x) ((unsigned long)(x) << PAGE_SHIFT)
#define pgtok(x) ((unsigned long)(x) * (PAGE_SIZE / 1024))
#ifdef _KERNEL
#define NO_FUEWORD 1
#endif
#endif /* !_MACHINE_PARAM_H_ */

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/*-
* Copyright (c) 2001 Jake Burkholder.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_PCB_H_
#define _MACHINE_PCB_H_
#ifndef LOCORE
struct trapframe;
#define PCB_LR 30
struct pcb {
uint64_t pcb_x[31];
uint64_t pcb_pc;
/* These two need to be in order as we access them together */
uint64_t pcb_sp;
uint64_t pcb_tpidr_el0;
vm_offset_t pcb_l1addr;
/* Fault handler, the error value is passed in x0 */
vm_offset_t pcb_onfault;
/* Place last to simplify the asm to access the rest if the struct */
__uint128_t pcb_vfp[32];
uint32_t pcb_fpcr;
uint32_t pcb_fpsr;
u_int pcb_fpflags;
#define PCB_FP_STARTED 0x01
u_int pcb_vfpcpu; /* Last cpu this thread ran VFP code */
};
#ifdef _KERNEL
void makectx(struct trapframe *tf, struct pcb *pcb);
int savectx(struct pcb *pcb) __returns_twice;
#endif
#endif /* !LOCORE */
#endif /* !_MACHINE_PCB_H_ */

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/*-
* Copyright (c) 1999 Luoqi Chen <luoqi@freebsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: FreeBSD: src/sys/i386/include/globaldata.h,v 1.27 2001/04/27
* $FreeBSD$
*/
#ifndef _MACHINE_PCPU_H_
#define _MACHINE_PCPU_H_
#include <machine/cpu.h>
#include <machine/cpufunc.h>
#define ALT_STACK_SIZE 128
#define PCPU_MD_FIELDS \
char __pad[129]
#ifdef _KERNEL
struct pcb;
struct pcpu;
static inline struct pcpu *
get_pcpu(void)
{
struct pcpu *pcpu;
__asm __volatile("mov %0, x18" : "=&r"(pcpu));
return (pcpu);
}
static inline struct thread *
get_curthread(void)
{
struct thread *td;
__asm __volatile("ldr %0, [x18]" : "=&r"(td));
return (td);
}
#define curthread get_curthread()
#define PCPU_GET(member) (get_pcpu()->pc_ ## member)
#define PCPU_ADD(member, value) (get_pcpu()->pc_ ## member += (value))
#define PCPU_INC(member) PCPU_ADD(member, 1)
#define PCPU_PTR(member) (&get_pcpu()->pc_ ## member)
#define PCPU_SET(member,value) (get_pcpu()->pc_ ## member = (value))
#endif /* _KERNEL */
#endif /* !_MACHINE_PCPU_H_ */

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/*-
* Copyright (c) 1991 Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Systems Programming Group of the University of Utah Computer
* Science Department and William Jolitz of UUNET Technologies Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_PMAP_H_
#define _MACHINE_PMAP_H_
#include <machine/pte.h>
#ifndef LOCORE
#include <sys/queue.h>
#include <sys/_lock.h>
#include <sys/_mutex.h>
#ifdef _KERNEL
#define vtophys(va) pmap_kextract((vm_offset_t)(va))
#endif
#define pmap_page_get_memattr(m) ((m)->md.pv_memattr)
#define pmap_page_is_write_mapped(m) (((m)->aflags & PGA_WRITEABLE) != 0)
void pmap_page_set_memattr(vm_page_t m, vm_memattr_t ma);
/*
* Pmap stuff
*/
struct md_page {
TAILQ_HEAD(,pv_entry) pv_list;
int pv_gen;
vm_memattr_t pv_memattr;
};
/*
* This structure is used to hold a virtual<->physical address
* association and is used mostly by bootstrap code
*/
struct pv_addr {
SLIST_ENTRY(pv_addr) pv_list;
vm_offset_t pv_va;
vm_paddr_t pv_pa;
};
struct pmap {
struct mtx pm_mtx;
struct pmap_statistics pm_stats; /* pmap statictics */
pd_entry_t *pm_l1;
TAILQ_HEAD(,pv_chunk) pm_pvchunk; /* list of mappings in pmap */
};
typedef struct pv_entry {
vm_offset_t pv_va; /* virtual address for mapping */
TAILQ_ENTRY(pv_entry) pv_next;
} *pv_entry_t;
/*
* pv_entries are allocated in chunks per-process. This avoids the
* need to track per-pmap assignments.
*/
#define _NPCM 3
#define _NPCPV 168
struct pv_chunk {
struct pmap * pc_pmap;
TAILQ_ENTRY(pv_chunk) pc_list;
uint64_t pc_map[_NPCM]; /* bitmap; 1 = free */
TAILQ_ENTRY(pv_chunk) pc_lru;
struct pv_entry pc_pventry[_NPCPV];
};
typedef struct pmap *pmap_t;
#ifdef _KERNEL
extern struct pmap kernel_pmap_store;
#define kernel_pmap (&kernel_pmap_store)
#define pmap_kernel() kernel_pmap
#define PMAP_ASSERT_LOCKED(pmap) \
mtx_assert(&(pmap)->pm_mtx, MA_OWNED)
#define PMAP_LOCK(pmap) mtx_lock(&(pmap)->pm_mtx)
#define PMAP_LOCK_ASSERT(pmap, type) \
mtx_assert(&(pmap)->pm_mtx, (type))
#define PMAP_LOCK_DESTROY(pmap) mtx_destroy(&(pmap)->pm_mtx)
#define PMAP_LOCK_INIT(pmap) mtx_init(&(pmap)->pm_mtx, "pmap", \
NULL, MTX_DEF | MTX_DUPOK)
#define PMAP_OWNED(pmap) mtx_owned(&(pmap)->pm_mtx)
#define PMAP_MTX(pmap) (&(pmap)->pm_mtx)
#define PMAP_TRYLOCK(pmap) mtx_trylock(&(pmap)->pm_mtx)
#define PMAP_UNLOCK(pmap) mtx_unlock(&(pmap)->pm_mtx)
#define PHYS_AVAIL_SIZE 10
extern vm_paddr_t phys_avail[];
extern vm_paddr_t dump_avail[];
extern vm_offset_t virtual_avail;
extern vm_offset_t virtual_end;
/*
* Macros to test if a mapping is mappable with an L1 Section mapping
* or an L2 Large Page mapping.
*/
#define L1_MAPPABLE_P(va, pa, size) \
((((va) | (pa)) & L1_OFFSET) == 0 && (size) >= L1_SIZE)
void pmap_bootstrap(vm_offset_t, vm_paddr_t, vm_size_t);
void pmap_kenter(vm_offset_t, vm_paddr_t);
void pmap_kenter_device(vm_offset_t, vm_paddr_t);
vm_paddr_t pmap_kextract(vm_offset_t va);
void pmap_kremove(vm_offset_t);
void *pmap_mapdev(vm_offset_t, vm_size_t);
void pmap_unmapdev(vm_offset_t, vm_size_t);
boolean_t pmap_map_io_transient(vm_page_t *, vm_offset_t *, int, boolean_t);
void pmap_unmap_io_transient(vm_page_t *, vm_offset_t *, int, boolean_t);
#define pmap_page_is_mapped(m) (!TAILQ_EMPTY(&(m)->md.pv_list))
#endif /* _KERNEL */
#endif /* !LOCORE */
#endif /* !_MACHINE_PMAP_H_ */

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/*-
* Copyright (c) 2009 Rui Paulo <rpaulo@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_PMC_MDEP_H_
#define _MACHINE_PMC_MDEP_H_
union pmc_md_op_pmcallocate {
uint64_t __pad[4];
};
/* Logging */
#define PMCLOG_READADDR PMCLOG_READ64
#define PMCLOG_EMITADDR PMCLOG_EMIT64
#ifdef _KERNEL
union pmc_md_pmc {
};
#define PMC_TRAPFRAME_TO_PC(TF) (0) /* Stubs */
#define PMC_TRAPFRAME_TO_FP(TF) (0)
#define PMC_TRAPFRAME_TO_SP(TF) (0)
#endif /* _KERNEL */
#endif /* !_MACHINE_PMC_MDEP_H_ */

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/*-
* Copyright (c) 1991 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)proc.h 7.1 (Berkeley) 5/15/91
* from: FreeBSD: src/sys/i386/include/proc.h,v 1.11 2001/06/29
* $FreeBSD$
*/
#ifndef _MACHINE_PROC_H_
#define _MACHINE_PROC_H_
struct mdthread {
int md_spinlock_count; /* (k) */
register_t md_saved_daif; /* (k) */
};
struct mdproc {
int dummy;
};
#define KINFO_PROC_SIZE 1088
#ifdef _KERNEL
#define MAXARGS 8
struct syscall_args {
u_int code;
struct sysent *callp;
register_t args[MAXARGS];
int narg;
};
#endif
#endif /* !_MACHINE_PROC_H_ */

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/*-
* Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Chris G. Demetriou
*
* Permission to use, copy, modify and distribute this software and
* its documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*
* from: NetBSD: profile.h,v 1.9 1997/04/06 08:47:37 cgd Exp
* from: FreeBSD: src/sys/alpha/include/profile.h,v 1.4 1999/12/29
* $FreeBSD$
*/
#ifndef _MACHINE_PROFILE_H_
#define _MACHINE_PROFILE_H_
#if !defined(_KERNEL) && !defined(_SYS_CDEFS_H_)
#error this file needs sys/cdefs.h as a prerequisite
#endif
#define FUNCTION_ALIGNMENT 32
typedef u_long fptrdiff_t;
#ifdef _KERNEL
#include <machine/cpufunc.h>
#define _MCOUNT_DECL void mcount
#define MCOUNT
#define MCOUNT_DECL(s) register_t s;
#define MCOUNT_ENTER(s) {s = intr_disable(); }
#define MCOUNT_EXIT(s) {intr_restore(s); }
void bintr(void);
void btrap(void);
void eintr(void);
void user(void);
#define MCOUNT_FROMPC_USER(pc) \
((pc < (uintfptr_t)VM_MAXUSER_ADDRESS) ? (uintfptr_t)user : pc)
#define MCOUNT_FROMPC_INTR(pc) \
((pc >= (uintfptr_t)btrap && pc < (uintfptr_t)eintr) ? \
((pc >= (uintfptr_t)bintr) ? (uintfptr_t)bintr : \
(uintfptr_t)btrap) : ~0UL)
void mcount(uintfptr_t frompc, uintfptr_t selfpc);
#else /* !_KERNEL */
typedef unsigned long long uintfptr_t;
#define _MCOUNT_DECL void mcount
#define MCOUNT
#endif /* _KERNEL */
#endif /* !_MACHINE_PROFILE_H_ */

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/*-
* Copyright (c) 2014 Andrew Turner
* Copyright (c) 2014-2015 The FreeBSD Foundation
* All rights reserved.
*
* This software was developed by Andrew Turner under
* sponsorship from the FreeBSD Foundation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_PTE_H_
#define _MACHINE_PTE_H_
#ifndef LOCORE
typedef uint64_t pd_entry_t; /* page directory entry */
typedef uint64_t pt_entry_t; /* page table entry */
#endif
/* Block and Page attributes */
/* TODO: Add the upper attributes */
#define ATTR_MASK_H UINT64_C(0xfff0000000000000)
#define ATTR_MASK_L UINT64_C(0x0000000000000fff)
#define ATTR_MASK (ATTR_MASK_H | ATTR_MASK_L)
/* Bits 58:55 are reserved for software */
#define ATTR_SW_MANAGED (1UL << 56)
#define ATTR_SW_WIRED (1UL << 55)
#define ATTR_nG (1 << 11)
#define ATTR_AF (1 << 10)
#define ATTR_SH(x) ((x) << 8)
#define ATTR_AP_RW_BIT (1 << 7)
#define ATTR_AP(x) ((x) << 6)
#define ATTR_AP_MASK ATTR_AP(3)
#define ATTR_AP_RW (0 << 1)
#define ATTR_AP_RO (1 << 1)
#define ATTR_AP_USER (1 << 0)
#define ATTR_NS (1 << 5)
#define ATTR_IDX(x) ((x) << 2)
#define ATTR_IDX_MASK (7 << 2)
#define ATTR_DESCR_MASK 3
/* Level 0 table, 512GiB per entry */
#define L0_SHIFT 39
#define L0_INVAL 0x0 /* An invalid address */
#define L0_BLOCK 0x1 /* A block */
/* 0x2 also marks an invalid address */
#define L0_TABLE 0x3 /* A next-level table */
/* Level 1 table, 1GiB per entry */
#define L1_SHIFT 30
#define L1_SIZE (1 << L1_SHIFT)
#define L1_OFFSET (L1_SIZE - 1)
#define L1_INVAL L0_INVAL
#define L1_BLOCK L0_BLOCK
#define L1_TABLE L0_TABLE
/* Level 2 table, 2MiB per entry */
#define L2_SHIFT 21
#define L2_SIZE (1 << L2_SHIFT)
#define L2_OFFSET (L2_SIZE - 1)
#define L2_INVAL L0_INVAL
#define L2_BLOCK L0_BLOCK
#define L2_TABLE L0_TABLE
#define L2_BLOCK_MASK UINT64_C(0xffffffe00000)
/* Level 3 table, 4KiB per entry */
#define L3_SHIFT 12
#define L3_SIZE (1 << L3_SHIFT)
#define L3_OFFSET (L3_SIZE - 1)
#define L3_SHIFT 12
#define L3_INVAL 0x0
/* 0x1 is reserved */
/* 0x2 also marks an invalid address */
#define L3_PAGE 0x3
#define Ln_ENTRIES (1 << 9)
#define Ln_ADDR_MASK (Ln_ENTRIES - 1)
#define Ln_TABLE_MASK ((1 << 12) - 1)
#endif /* !_MACHINE_PTE_H_ */
/* End of pte.h */

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/* $FreeBSD$ */

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/*-
* Copyright (c) 2001 Jake Burkholder <jake@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_RUNQ_H_
#define _MACHINE_RUNQ_H_
#define RQB_LEN (1) /* Number of priority status words. */
#define RQB_L2BPW (6) /* Log2(sizeof(rqb_word_t) * NBBY)). */
#define RQB_BPW (1<<RQB_L2BPW) /* Bits in an rqb_word_t. */
#define RQB_BIT(pri) (1ul << ((pri) & (RQB_BPW - 1)))
#define RQB_WORD(pri) ((pri) >> RQB_L2BPW)
#define RQB_FFS(word) (ffsl(word) - 1)
/*
* Type of run queue status word.
*/
typedef unsigned long rqb_word_t;
#endif

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/*-
* Copyright (c) 2014 Andrew Turner
* Copyright (c) 2014-2015 The FreeBSD Foundation
* All rights reserved.
*
* This software was developed by Andrew Turner under
* sponsorship from the FreeBSD Foundation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_SETJMP_H_
#define _MACHINE_SETJMP_H_
#include <sys/cdefs.h>
/*
* We need to store:
* - A magic value to differentiate the buffers
* - The stack pointer
* - The link register
* - 11 general purpose registers
* - 8 floating point registers
* - The signal mask (128 bits)
* i.e. 24 64-bit words, this can be rounded up to 32 to give us some
* space to expand into without affecting the ABI.
* XXX: Is this enough space for expansion?
*
* The registers to save are: r19 to r29, and d8 to d15.
*/
#define _JBLEN 32
#define _JB_SIGMASK 21
/* This should only be needed in libc and may change */
#ifdef __ASSEMBLER__
#define _JB_MAGIC__SETJMP 0xfb5d25837d7ff700
#define _JB_MAGIC_SETJMP 0xfb5d25837d7ff701
#endif
#ifndef __ASSEMBLER__
/*
* jmp_buf and sigjmp_buf are encapsulated in different structs to force
* compile-time diagnostics for mismatches. The structs are the same
* internally to avoid some run-time errors for mismatches.
*/
#if __BSD_VISIBLE || __POSIX_VISIBLE || __XSI_VISIBLE
typedef struct _sigjmp_buf { long _sjb[_JBLEN + 1]; } sigjmp_buf[1];
#endif
typedef struct _jmp_buf { long _jb[_JBLEN + 1]; } jmp_buf[1];
#endif /* __ASSEMBLER__ */
#endif /* !_MACHINE_SETJMP_H_ */

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/*-
* Copyright (c) 1986, 1989, 1991, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)signal.h 8.1 (Berkeley) 6/11/93
* from: FreeBSD: src/sys/i386/include/signal.h,v 1.13 2000/11/09
* from: FreeBSD: src/sys/sparc64/include/signal.h,v 1.6 2001/09/30 18:52:17
* $FreeBSD$
*/
#ifndef _MACHINE_SIGNAL_H_
#define _MACHINE_SIGNAL_H_
#include <sys/cdefs.h>
typedef long sig_atomic_t;
#if __BSD_VISIBLE
struct sigcontext {
int _dummy;
};
#endif
#endif /* !_MACHINE_SIGNAL_H_ */

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/*-
* Copyright (c) 2002 David E. O'Brien. All rights reserved.
* Copyright (c) 1991, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)stdarg.h 8.1 (Berkeley) 6/10/93
* $FreeBSD$
*/
#ifndef _MACHINE_STDARG_H_
#define _MACHINE_STDARG_H_
#include <sys/cdefs.h>
#include <sys/_types.h>
#ifndef _VA_LIST_DECLARED
#define _VA_LIST_DECLARED
typedef __va_list va_list;
#endif
#ifdef __GNUCLIKE_BUILTIN_STDARG
#define va_start(ap, last) \
__builtin_va_start((ap), (last))
#define va_arg(ap, type) \
__builtin_va_arg((ap), type)
#if __ISO_C_VISIBLE >= 1999
#define va_copy(dest, src) \
__builtin_va_copy((dest), (src))
#endif
#define va_end(ap) \
__builtin_va_end(ap)
#else /* !__GNUCLIKE_BUILTIN_STDARG */
#error no support for your compiler
#endif /* __GNUCLIKE_BUILTIN_STDARG */
#endif /* !_MACHINE_STDARG_H_ */

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/*-
* Copyright (c) 2014 Andrew Turner
* Copyright (c) 2014-2015 The FreeBSD Foundation
* All rights reserved.
*
* This software was developed by Andrew Turner under
* sponsorship from the FreeBSD Foundation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_UCONTEXT_H_
#define _MACHINE_UCONTEXT_H_
struct gpregs {
unsigned long long gp_x[30];
unsigned long long gp_lr;
unsigned long long gp_sp;
unsigned long long gp_elr;
unsigned long long gp_spsr;
};
struct fpregs {
__uint128_t fp_q[32];
uint32_t fp_sr;
uint32_t fp_cr;
u_int fp_flags;
};
struct __mcontext {
struct gpregs mc_gpregs;
struct fpregs mc_fpregs;
u_int mc_flags;
#define _MC_FP_VALID 0x1 /* Set when mc_fpregs has valid data */
};
typedef struct __mcontext mcontext_t;
#endif /* !_MACHINE_UCONTEXT_H_ */

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/*-
* Copyright 2012 Konstantin Belousov <kib@FreeBSD.ORG>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_VDSO_H_
#define _MACHINE_VDSO_H_
#define VDSO_TIMEHANDS_MD \
uint32_t th_res[8];
#endif /* !_MACHINE_VDSO_H_ */

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/*-
* Copyright (c) 2009 Alan L. Cox <alc@cs.rice.edu>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_VM_H_
#define _MACHINE_VM_H_
/* Memory attribute configuration. */
#define VM_MEMATTR_DEVICE 0
#define VM_MEMATTR_UNCACHEABLE 1
#define VM_MEMATTR_WRITE_BACK 2
#define VM_MEMATTR_DEFAULT VM_MEMATTR_WRITE_BACK
#endif /* !_MACHINE_VM_H_ */

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/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 1994 John S. Dyson
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* William Jolitz.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)vmparam.h 5.9 (Berkeley) 5/12/91
* from: FreeBSD: src/sys/i386/include/vmparam.h,v 1.33 2000/03/30
* $FreeBSD$
*/
#ifndef _MACHINE_VMPARAM_H_
#define _MACHINE_VMPARAM_H_
/*
* Virtual memory related constants, all in bytes
*/
#ifndef MAXTSIZ
#define MAXTSIZ (1*1024*1024*1024) /* max text size */
#endif
#ifndef DFLDSIZ
#define DFLDSIZ (128*1024*1024) /* initial data size limit */
#endif
#ifndef MAXDSIZ
#define MAXDSIZ (1*1024*1024*1024) /* max data size */
#endif
#ifndef DFLSSIZ
#define DFLSSIZ (128*1024*1024) /* initial stack size limit */
#endif
#ifndef MAXSSIZ
#define MAXSSIZ (1*1024*1024*1024) /* max stack size */
#endif
#ifndef SGROWSIZ
#define SGROWSIZ (128*1024) /* amount to grow stack */
#endif
/*
* The physical address space is sparsely populated.
*/
#define VM_PHYSSEG_SPARSE
/*
* The number of PHYSSEG entries must be one greater than the number
* of phys_avail entries because the phys_avail entry that spans the
* largest physical address that is accessible by ISA DMA is split
* into two PHYSSEG entries.
*/
#define VM_PHYSSEG_MAX 64
/*
* Create three free page pools: VM_FREEPOOL_DEFAULT is the default pool
* from which physical pages are allocated and VM_FREEPOOL_DIRECT is
* the pool from which physical pages for small UMA objects are
* allocated.
*/
#define VM_NFREEPOOL 3
#define VM_FREEPOOL_CACHE 2
#define VM_FREEPOOL_DEFAULT 0
#define VM_FREEPOOL_DIRECT 1
/*
* Create two free page lists: VM_FREELIST_DEFAULT is for physical
* pages that are above the largest physical address that is
* accessible by ISA DMA and VM_FREELIST_ISADMA is for physical pages
* that are below that address.
*/
#define VM_NFREELIST 2
#define VM_FREELIST_DEFAULT 0
#define VM_FREELIST_ISADMA 1
/*
* An allocation size of 16MB is supported in order to optimize the
* use of the direct map by UMA. Specifically, a cache line contains
* at most four TTEs, collectively mapping 16MB of physical memory.
* By reducing the number of distinct 16MB "pages" that are used by UMA,
* the physical memory allocator reduces the likelihood of both 4MB
* page TLB misses and cache misses caused by 4MB page TLB misses.
*/
#define VM_NFREEORDER 12
/*
* Enable superpage reservations: 1 level.
*/
#ifndef VM_NRESERVLEVEL
#define VM_NRESERVLEVEL 1
#endif
/*
* Level 0 reservations consist of 512 pages.
*/
#ifndef VM_LEVEL_0_ORDER
#define VM_LEVEL_0_ORDER 9
#endif
/**
* Address space layout.
*
* ARMv8 implements up to a 48 bit virtual address space. The address space is
* split into 2 regions at each end of the 64 bit address space, with an
* out of range "hole" in the middle.
*
* We limit the size of the two spaces to 39 bits each.
*
* Upper region: 0xffffffffffffffff
* 0xffffff8000000000
*
* Hole: 0xffffff7fffffffff
* 0x0000008000000000
*
* Lower region: 0x0000007fffffffff
* 0x0000000000000000
*
* We use the upper region for the kernel, and the lower region for userland.
*
* We define some interesting address constants:
*
* VM_MIN_ADDRESS and VM_MAX_ADDRESS define the start and end of the entire
* 64 bit address space, mostly just for convenience.
*
* VM_MIN_KERNEL_ADDRESS and VM_MAX_KERNEL_ADDRESS define the start and end of
* mappable kernel virtual address space.
*
* VM_MIN_USER_ADDRESS and VM_MAX_USER_ADDRESS define the start and end of the
* user address space.
*/
#define VM_MIN_ADDRESS (0x0000000000000000UL)
#define VM_MAX_ADDRESS (0xffffffffffffffffUL)
/* 32 GiB of kernel addresses */
#define VM_MIN_KERNEL_ADDRESS (0xffffff8000000000UL)
#define VM_MAX_KERNEL_ADDRESS (0xffffff8800000000UL)
/* Direct Map for 64 GiB of PA: 0x0 - 0xfffffffff */
#define DMAP_MIN_ADDRESS (0xffffffc000000000UL)
#define DMAP_MAX_ADDRESS (0xffffffcfffffffffUL)
#define DMAP_MIN_PHYSADDR (0x0000000000000000UL)
#define DMAP_MAX_PHYSADDR (DMAP_MAX_ADDRESS - DMAP_MIN_ADDRESS)
/* True if pa is in the dmap range */
#define PHYS_IN_DMAP(pa) ((pa) <= DMAP_MAX_PHYSADDR)
#define PHYS_TO_DMAP(pa) \
({ \
KASSERT(PHYS_IN_DMAP(pa), \
("%s: PA out of range, PA: 0x%lx", __func__, \
(vm_paddr_t)(pa))); \
(pa) | DMAP_MIN_ADDRESS; \
})
#define DMAP_TO_PHYS(va) \
({ \
KASSERT(((va) <= DMAP_MAX_ADDRESS || (va) >= DMAP_MIN_ADDRESS), \
("%s: VA out of range, VA: 0x%lx", __func__, \
(vm_offset_t)(va))); \
(va) & ~DMAP_MIN_ADDRESS; \
})
#define VM_MIN_USER_ADDRESS (0x0000000000000000UL)
#define VM_MAX_USER_ADDRESS (0x0000008000000000UL)
#define VM_MINUSER_ADDRESS (VM_MIN_USER_ADDRESS)
#define VM_MAXUSER_ADDRESS (VM_MAX_USER_ADDRESS)
#define KERNBASE (VM_MIN_KERNEL_ADDRESS)
#define USRSTACK (VM_MAX_USER_ADDRESS)
/*
* How many physical pages per kmem arena virtual page.
*/
#ifndef VM_KMEM_SIZE_SCALE
#define VM_KMEM_SIZE_SCALE (3)
#endif
/*
* Optional floor (in bytes) on the size of the kmem arena.
*/
#ifndef VM_KMEM_SIZE_MIN
#define VM_KMEM_SIZE_MIN (16 * 1024 * 1024)
#endif
/*
* Optional ceiling (in bytes) on the size of the kmem arena: 60% of the
* kernel map.
*/
#ifndef VM_KMEM_SIZE_MAX
#define VM_KMEM_SIZE_MAX ((VM_MAX_KERNEL_ADDRESS - \
VM_MIN_KERNEL_ADDRESS + 1) * 3 / 5)
#endif
/*
* Initial pagein size of beginning of executable file.
*/
#ifndef VM_INITIAL_PAGEIN
#define VM_INITIAL_PAGEIN 16
#endif
extern u_int tsb_kernel_ldd_phys;
extern vm_offset_t vm_max_kernel_address;
extern vm_offset_t init_pt_va;
#define ZERO_REGION_SIZE (64 * 1024) /* 64KB */
#endif /* !_MACHINE_VMPARAM_H_ */